Sep. 4, 2016 2:33 PM PT3:33 PM MT4:33 PM CT5:33 PM ET21:33 GMT5:33 AM 北京时间2:33 PM MST4:33 PM EST4:33 PM CT1:33 UAE (+1)17:33 ET20:33 - The Pittsburgh Steelers placed Dupree on the team's reserve/injured list.Analysis: The second-year linebacker did not play in the preseason and missed most of training camp because of a groin injury. According to NFL.com's Ian Rapoport, Dupree is having surgery to fix a core muscle tear. It's possible he could return after missing the first six games.